ECOLOGY
ECOSYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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the size of the fox’s ears
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the conditions of the fox’s habitat
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the average number of fox offspring
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the social behaviors within the fox population
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Detailed explanation-1: -Which is the BEST example of a community responding to an external factor? Plants and animals thrive on the forest floor after the fall of a white pine causes an opening in the canopy.
Detailed explanation-2: -Which best explains what will happen to the fish and seal populations if polar bears are introduced into this ecosystem? The fish population will increase, and the seal population will decrease.
Detailed explanation-3: -An abiotic factor is a non-living part of an ecosystem that shapes its environment. In a terrestrial ecosystem, examples might include temperature, light, and water. In a marine ecosystem, abiotic factors would include salinity and ocean currents.
Detailed explanation-4: -Which best describes a way photosynthesis provides resources to animals? Photosynthesis produces carbon dioxide, decreasing the animal’s need for oxygen.